C
Is Southwest Airlines on time St. Louis to Detroit?
593 flights · January 2025 – August 2026 · all airlines on STL to DTW →
73.6%
Arrived on time
Route average 81.82%
0.34%
Cancelled
Route average 1.15%
62 min
When late, late by
The other airlines on this route
| Airline | Flights | On time | Grade |
|---|---|---|---|
| Delta Air Lines | 1,088 | 88.2% | B |
| SkyWest Airlines | 186 | 71.74% | D |
| Spirit Airlines | 36 | 83.33% | — |
| Republic Airways | 2 | 0% | — |
Month by month
Jul 2025
peak 87
Jun 2026